No | Pattern | Freq | Relations |
---|---|---|---|
1 | [noun] is required [prep] [be] | 24 | |
2 | [noun sg] is required [prep] [be] | 21 | |
3 | [pron] is required [prep] [be] | 6 | |
4 | is [adv] required [prep] [be] | 5 | |
5 | is required [prep] [be] [verb] | 32 | |
6 | is required [prep] [be] [vb pp] | 32 |